package com.ruoyi.framework.web.service;

import com.ruoyi.common.constant.CacheConstants;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.constant.UserConstants;
import com.ruoyi.common.core.domain.entity.SysDept;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.core.domain.model.RegisterBody;
import com.ruoyi.common.core.redis.RedisCache;
import com.ruoyi.common.exception.user.CaptchaException;
import com.ruoyi.common.exception.user.CaptchaExpireException;
import com.ruoyi.common.utils.MessageUtils;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.data.domain.DataUserRelation;
import com.ruoyi.data.service.IDataUserRelationService;
import com.ruoyi.framework.manager.AsyncManager;
import com.ruoyi.framework.manager.factory.AsyncFactory;
import com.ruoyi.system.service.ISysConfigService;
import com.ruoyi.system.service.ISysDeptService;
import com.ruoyi.system.service.ISysUserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.RequestBody;

import java.util.Random;

/**
 * 注册校验方法
 *
 * @author ruoyi
 */
@Component
public class SysRegisterService {

    @Autowired
    private ISysUserService userService;

    @Autowired
    private ISysDeptService deptService;

    @Autowired
    private IDataUserRelationService userRelationService;

    @Autowired
    private ISysConfigService configService;

    @Autowired
    private RedisCache redisCache;

    /**
     * 注册-魁字号
     */
    @Transactional(rollbackFor = Exception.class)
    public String registerWanCi(RegisterBody registerBody) {
        String msg = "",
                username = registerBody.getUsername(),
                nickName = registerBody.getNickName(),
                phonenumber = registerBody.getPhonenumber(),
                password = registerBody.getPassword();
        SysUser topUser = userService.selectUserByTel(registerBody.getUserPhone());
        if (StringUtils.isNull(topUser)) {
            msg = "推荐人不存在，注册失败";
            return msg;
        }
        SysUser sysUser = new SysUser();
        sysUser.setUserName(username);
        sysUser.setPhonenumber(phonenumber);

        // 验证码开关
        boolean captchaEnabled = configService.selectCaptchaEnabled();
        if (captchaEnabled) {
            validateCaptcha(username, registerBody.getCode(), registerBody.getUuid());
        }

        if (StringUtils.isEmpty(username)) {
            msg = "用户名不能为空";
        } else if (StringUtils.isEmpty(nickName)) {
            msg = "姓名不能为空";
        } else if (StringUtils.isEmpty(phonenumber)) {
            msg = "手机号码不能为空";
        } else if (StringUtils.isEmpty(password)) {
            msg = "用户密码不能为空";
        } else if (username.length() < UserConstants.USERNAME_MIN_LENGTH
                || username.length() > UserConstants.USERNAME_MAX_LENGTH) {
            msg = "账户长度必须在2到20个字符之间";
        } else if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                || password.length() > UserConstants.PASSWORD_MAX_LENGTH) {
            msg = "密码长度必须在5到20个字符之间";
        } else if (UserConstants.NOT_UNIQUE.equals(userService.checkUserNameUnique(sysUser))) {
            msg = "注册会员'" + username + "'失败，注册账号已存在";
        } else if (UserConstants.NOT_UNIQUE.equals(userService.checkPhoneUnique(sysUser))) {
            msg = "注册会员'" + username + "'失败，手机号码已存在";
        } else {
            // 插入代理
            SysDept dept = new SysDept();
            SysDept topDept = deptService.selectDeptById(topUser.getDeptId());
            dept.setParentId(topDept.getDeptId());
            getDeptCode(dept);
            dept.setDeptName(nickName);
            dept.setOrderNum(0);
            dept.setLeader(nickName);
            dept.setPhone(phonenumber);
            dept.setStatus("1");
            dept.setCreateBy(topUser.getUserName());
            deptService.insertDept(dept);

            Long[] roleIds = {100L};
            sysUser.setDeptId(dept.getDeptId());
            sysUser.setStatus("1");
            sysUser.setUserLevel("5");
            sysUser.setNickName(nickName);
            sysUser.setRoleIds(roleIds);
            sysUser.setPassword(SecurityUtils.encryptPassword(password));
            sysUser.setCreateBy(topUser.getUserName());
            boolean regFlag = userService.registerUserWanCi(sysUser);
            if (!regFlag) {
                msg = "注册失败,请联系系统管理人员";
            } else {
                // 插入关系
                DataUserRelation userRelation = new DataUserRelation();
                userRelation.setUserId(sysUser.getUserId());
                userRelation.setUserName(sysUser.getUserName());
                userRelation.setNickName(sysUser.getNickName());
                userRelation.setTopUserId(topUser.getUserId());
                userRelation.setTopUserName(topUser.getUserName());
                userRelation.setTopNickName(topUser.getNickName());
                userRelation.setCreateBy(topUser.getUserName());
                userRelationService.insertDataUserRelation(userRelation);
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.REGISTER, MessageUtils.message("user.register.success")));
            }
        }
        return msg;
    }

    /**
     * 注册
     */
    public String register(RegisterBody registerBody) {
        String msg = "", username = registerBody.getUsername(), password = registerBody.getPassword();
        SysUser sysUser = new SysUser();
        sysUser.setUserName(username);

        // 验证码开关
        boolean captchaEnabled = configService.selectCaptchaEnabled();
        if (captchaEnabled) {
            validateCaptcha(username, registerBody.getCode(), registerBody.getUuid());
        }

        if (StringUtils.isEmpty(username)) {
            msg = "用户名不能为空";
        } else if (StringUtils.isEmpty(password)) {
            msg = "用户密码不能为空";
        } else if (username.length() < UserConstants.USERNAME_MIN_LENGTH
                || username.length() > UserConstants.USERNAME_MAX_LENGTH) {
            msg = "账户长度必须在2到20个字符之间";
        } else if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                || password.length() > UserConstants.PASSWORD_MAX_LENGTH) {
            msg = "密码长度必须在5到20个字符之间";
        } else if (UserConstants.NOT_UNIQUE.equals(userService.checkUserNameUnique(sysUser))) {
            msg = "保存用户'" + username + "'失败，注册账号已存在";
        } else {
            sysUser.setNickName(username);
            sysUser.setPassword(SecurityUtils.encryptPassword(password));
            boolean regFlag = userService.registerUser(sysUser);
            if (!regFlag) {
                msg = "注册失败,请联系系统管理人员";
            } else {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.REGISTER, MessageUtils.message("user.register.success")));
            }
        }
        return msg;
    }

    /**
     * 校验验证码
     *
     * @param username 用户名
     * @param code     验证码
     * @param uuid     唯一标识
     * @return 结果
     */
    public void validateCaptcha(String username, String code, String uuid) {
        String verifyKey = CacheConstants.CAPTCHA_CODE_KEY + StringUtils.nvl(uuid, "");
        String captcha = redisCache.getCacheObject(verifyKey);
        redisCache.deleteObject(verifyKey);
        if (captcha == null) {
            throw new CaptchaExpireException();
        }
        if (!code.equalsIgnoreCase(captcha)) {
            throw new CaptchaException();
        }
    }

    private void getDeptCode(@RequestBody @Validated SysDept dept) {
        Random random = new Random();
        for (; ; ) {
            dept.setDeptCode(String.format("%05d", random.nextInt(99999)));
            if (UserConstants.NOT_UNIQUE.equals(deptService.checkDeptCodeUnique(dept))) {
                dept.setDeptCode(String.format("%05d", random.nextInt(99999)));
            } else {
                break;
            }
        }
    }
}
